<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>使用不同方式引入 CSS</title>
    <link rel="stylesheet" type="text/css" href="../css/style.css">
    <style>
        p {
            background-color: #00539F;
            font-size: 2em;
            text-align: center;
        }
    </style>
</head>
<body>
<p style="background-color: #00539F;font-size: 2em;text-align: center">Hello World</p>
</body>
</html>